W. F. B. Weldon 
53 
consider this mouse a chocolate. K. P. and F. J. W.). — I77"217a* Colour almost chocolate. — 
im20a\ lHi20a\ xm^Ow' Escaped.— 1^222rt« Darker than lH'222aK—lH222a» Same colour 
as \H222a'. — \H221a^ Not found in Catalogue. — 1^237 Both parents from extracted albinos. — 
lH237a^ Paler, more /' than lF237a3.— li^237a' Little browner than lir237a''.— 1/^238 Both 
parents from extracted albinos.- l//238a* Skin like lH2d8a\—lII2-39a^ Escaped.— 1^^239, 
1^240, imn, 1//242 Both parents from extracted albinos.— Iif242a*, lH2i2a^ Skins like 
lff242a\—lH2i3, imu Both parents from extracted albinos.— 1^244a3 Colour like lH2Ual— 
1^245 Both parents from extracted albinos. — 1H246 Mother from Cuenot's extracted $ albino. 
— l//246a'' Skin like 1^246a^ — li?248 Both parents from extracted albinos, the mother from 
Cuenot^s extracted $ albino.— li^248«', lif248«7 Colour like lif248a''.— 1Z^249 Both parents 
from extracted albinos, the father from Cuenot's extracted $ albino. — li/249a" Colour like 
l-^r249a'''. — lif250 Both parents from extracted albinos, the father from Cuenot's extracted 
5 albino. — \H2b0d^ Skin not kept. — \H2b2 Both parents from extracted albinos. — 1112520^ 
The waltzing movements of this mouse were extraordinary ; it was incapable of locomotion. — 
\H25Z Both parents are hybrids from the extracted G'G' lHi2b^. — 1//2.54 Mother is hybrid 
from the extracted G'G', 1 //42ii.— 1/7255, 17/256, 17/257, l£''258 Both parents are hybrids from 
the extracted G'G' 17/426^ — lH2Q2a^ The h is curious: rather like a very pale g. — 17/263 
Both parents from extracted albinos. — 17/266 One 5a ofifepring is a w. — \H210a^ Black gene- 
rally: but a few of the longer hairs on the sides and thighs white or yellow. A little white 
hair on the toes. The nails pink. The tail mottled brown and i^ink, the hairs on it white. 
A mixture of white hairs round the anus. — l//270(f' Escaped. — 177273a2 Considerable mixture 
of long brownish and whitish hairs over whole body. All digits and most of dorsum of R. 
pes with white hairs. Some brown (and white ?) vibrissae. Tail hairs mixed. — 17/278, 177280 
Fathers are hybrid from the extracted G'G' 17/4261.— 1//282 Young eaten.— 17/292 One 5c 
offspring is w. — 17/297 One 5c offspring is w. — 1//301 Two of the 2c offspring are uk — 1/^308 
One 2c offspring is w. — 17/310 One 5c offspring is w. — 1^312 One 2c offspring is w. — IH'^VM^ 
No i-ecord except skin. 6e taken from skin. — l7/324a' No record except skin. 2e taken from 
skin. — 17/329 One 5c offspring and one 56 are w. 
2H Matings. 
2^12a2 Darker than a^.— 2^2*3 The colour simulates pale g.—2H22a-^ Skin like al— 
2H22W' Skin like a^. — 2H21a^ (Skin we think must be described as an a like the Catalogue 
and not h, c like Biometrika. K. P. and F. J. \N.).—2H2Sa^ Colour like a?.—2m2a?, 2m-2a\ 
2H'i2a^ Skins like a~. — 27/33a'^ Hardly any hair. — 27/38ai Colour intermediate between chocolate 
and c. — 27?38a2 The h is dark tending to chocolate. — 27/38(/*, 27738a-'' The h is not very 
yellow. — 27/40ai Homogeneous grey tending to chocolate. — 2JIiOa^ Tending to dark b. — 
27/45a''^, 27/45a^ Colour like a^. — 27/49ai Much blacker than any hybrid in present stock. No 
white or brown hairs on back : a very few scattered brown and white hairs on sides ; more on 
belly : and grey ring round perineum. Tail hairs white. Dorsum of digits white. Claws pink. 
Vibrissae all black. — 2//49a- A distinctly greater mixture of yellow or brown hairs along sides of 
body than in 2//49a\ and a group of very few white hairs in middle of belly. Dorsum of feet 
and hands with much pink skin and many white hairs. About i the tail pink : the tail hairs 
white. Brown hairs round base of ears, as is usual in " black " mice. Vibrissae black. — 
2/779a2. 3, or 4 One of these 4c's given as 5c in Biometrilca. — 27/79a- Colour like a^.- 27/79a3, 
2fi'79a'' Skins like a^.— 277 79a' Skin like a^.—2HS2a? Skin like a'^.—2HQ2a} or One of the.se 
3c's is a waltzer. — 27/936* Supplied from skins as no records are given. — 2HdQd^ Fairly black. 
A few (very few) yellowish hairs on sides and haunches. Perineal patch grey ; a good many wild- 
coloured hairs mixed with the black on belly, and a very small spot of a few nearly white hairs 
about umbilicus. Digits pink, with white hairs. Whiskers black. Hairs of tail some black ('?), 
some white. — 27ri01a-, a^, a'' or a' One of these 6c's is a waltzer. — 2Hl02a> Very good pure 
black dorsally : perineum, sides, and u[)per part of limbs with mixture of wild-coloured hairs. 
